Home / 19,141.04-26,414.60-10,642.89

Finding the Fourth Proportional to 19,141.04, 26,414.60 and 10,642.89

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Solution

The fourth proportional to 19,141.04, 26,414.60 and 10,642.89 is: 14,687.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,141.04 : 26,414.60 = 10,642.89 : x
  2. Step 2: Convert to fraction form
    19,141.04/26,414.60 = 10,642.89/x
  3. Step 3: Cross multiply
    19,141.04x = 26,414.60 × 10,642.89
  4. Step 4: Simplify right side
    19,141.04x = 281,127,682.19
  5. Step 5: Solve for x
    x = 281,127,682.19/19,141.04
  6. Step 6: Final answer
    x = 14,687.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.